[Asterisk-Users] iconnect quality?

[Lubomir Christov]

Dan, why are you using phonejack with ulaw codec? g723 (format=slinear 
only) is working just perfect with phonejack and iconnect :)

Lubo

Dan Fernandez wrote:
> I found similar problems.
> 
> With my phonejack I can make a call with ulaw with decent quality (I have a
> 64k line).
> 
> However, with Messenger I hear a brief horrible noise and thatґs it.
> 
> ----- Original Message -----
> From: "Jim Archer" <jim at archer.net>
> To: <asterisk-users at lists.digium.com>
> Sent: Tuesday, March 11, 2003 8:17 PM
> Subject: Re: [Asterisk-Users] iconnect quality?
> 
> 
> 
>>Ok!  When I use the 7777 prefix and I allow gsm it does work!  And the
>>quality is fine.
>>
>>There are two problems we're having now.
>>
>>1 - From watching the udp fly by, it seems that iconnect does not know
> 
> when
> 
>>we hang up.  For example, if I call a voice mail and it starts giving me
>>its speal and I hang up, iconnect stays connected until the VM hangs up at
>>its end.
>>
>>Next, if we try to call out via iconnect from a sip client extension (like
>>a windows soft phone) all we hear is horrible noise.
>>
>>Has anyone else had these issues?
>>
>>Jim
>>
>>
>>--On Tuesday, March 11, 2003 3:34 PM -0500 Gregg Lebovitz
>><gregg at lebovitz.net> wrote:
>>
>>
>>>I haven't play around enough to know whether or not the 7777 prefix is a
>>>toggle. I will do some experimenting and let you know. Right now I am
>>>prefixing all my calls with 7777.
>>>
>>>My experience is that when the carrier's format is G723.1, you can't
>>>hear the incoming voice. When it is in G711 you can. I have made several
>>>calls using G711 and they are acceptable quality. Note that if you
>>>disallow=gsm in the sip.conf file you will get the 488 media errors you
>>>reported earlier.
>>>
>>>Below are my config files for sip and the linejack cards:
>>>
>>>;
>>>; SIP Configuration for Asterisk
>>>;
>>>[general]
>>>port = 5060 ; Port to bind to
>>>bindaddr = 0.0.0.0 ; Address to bind to
>>>context=iconnect ; Default for incoming calls
>>>allow=gsm
>>>allow=ulaw
>>>allow=alaw
>>>
>>>;register=1813342XXXX:XXXXXX at sipauth.deltathree.com
>>>;register=1202454XXXX:XXXXXX at sipauth.deltathree.com
>>>
>>>[iconnecthere]
>>>type=friend
>>>username=XXXXXXXX
>>>secret=XXX
>>>host=sipauth.deltathree.com
>>>
>>>;
>>>; Linux Telephony Interface
>>>;
>>>; Configuration file
>>>;
>>>[interfaces]
>>>
>>>mode=dialtone
>>>format=ulaw
>>>echocancel=medium
>>>silencesupression=no
>>>
>>>context=local
>>>context=default
>>>
>>>txgain=100%
>>>rxgain=100%
>>>device => /dev/phone0
>>>
>>>
>>>
>>>On Tue, 2003-03-11 at 14:28, Jim Archer wrote:
>>>
>>>>Hi Greg and thanks very much...
>>>>
>>>>A few questions...
>>>>
>>>>First, regarding the 7777 prefix, it seemed that this acts as a toggle,
>>>>switching from the one codec to the other.  But how do I set which me
>>>>system uses by default?  Or does iconnect always use the high bandwidth
>>>>one  by default (such that the 7777 always switches to the low
> 
> bandwidth
> 
>>>>one)?
>>>>
>>>>Next, I am still struggling to understand the SIP options and what goes
>>>>where.  Could you please tell me where the format command goes?  Is
> 
> this
> 
>>>>an  option on the channel?  I thing the allow goes in sip.conf.
>>>>
>>>>Finally, does this have any impact on the problem where the person
>>>>called  can not be heard?
>>>>
>>>>Thanks!!!
>>>>
>>>>Jim
>>>>
>>>>--On Tuesday, March 11, 2003 1:35 PM -0500 Gregg Lebovitz
>>>><gregg at lebovitz.net> wrote:
>>>>
>>>>
>>>>>Jim,
>>>>>
>>>>>I changed my extensions entry for iconnect to:
>>>>>
>>>>>exten => _1XXXXXXXXXX,1,Dial,SIP/7777${EXTEN}@iconnecthere
>>>>>
>>>>>and my calls work fine with ulaw. I am calling from a linejack card
>>>>>with format=ulaw and SIP with allow=ulaw.
>>>>>
>>>>>Gregg
>>>>>
>>>>>On Mon, 2003-03-10 at 23:01, Jim Archer wrote:
>>>>>
>>>>>>--On Monday, March 10, 2003 4:47 PM -0300 Dan Fernandez
>>>>>><danfernandez00 at hotmail.com> wrote:
>>>>>>
>>>>>>
>>>>>>>Iconnect uses codecs g723 and g711 that can be configured for each
>>>>>>>account (you can change them by the 7777 prefix)
>>>>>>
>>>>>>I tried adding the 7777 in front of a number and it reliably
> 
> generates
> 
>>>>>>error "488 invalid media."
>>>>>>
>>>>>>
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>>>>>
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>>>>
>>>>
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>>
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